Description: British 21st Century intercity train travelling down rural valley. Distant roar of the train as it approaches with several warning horn signals echoing. Some birdsong in the background as well as distant indistinct children's voices.

Description: British 21st Century intercity train travelling down rural valley. Distant roar of the train getting louder as it approaches with a couple of warning horn signals echoing, the first very faint. Some birdsong in the background and a woodland stream flowing over pebbles in the foreground.